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Filename: controllers/calculator.php

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the interquartile range. Quartiles are the spots where the numbers in the list are divided into different parts.

Quartile calculator is the fun online tool which can calculate the quartiles for the given list of numbers.

In order to find the quartiles, we first arrange the list of numbers in ascending order!

2, 3, 4, 5, 6, 7, 9

Here the above numbers are divided into 4 parts (or quarters)

2,

Hence -> Lower quartile is -> 3

Middle quartile -> the median of the middle section -> 5

Upper quartile -> 7

In order to find the quartiles, we first arrange the list of numbers in ascending order!\

1, 3, 3, 4, 6, 7, 7, 8, 9, 10

Here the above numbers are divided into 4 parts (or quarters)

1, 3,

Here the above numbers are divided into 4 parts (or quarters)

Hence -> Lower quartile is -> 3

Middle quartile -> the median of the middle section -> (6 + 7)/2 = 6.5

Upper quartile -> 8